<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>test</title>
<script>
document.write('<script type="text/javascript">');
document.write('f();	');
document.write('function f(){	');
document.write('    alert(1);	');
document.write('}	');
document.write('<\/script>	');
</script>
</head>
<body>
</body>
</html> 



